Chemistry, asked by ajaysoni6659, 4 months ago

हीलियम को अपवाद क्यों कहा जाता है

Answers

Answered by kroy7177

0

Answer:

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Answered by MissPratishtha

0

Answer:

kyuki ye bahut halki hoti hai or bakio se alag bhi. Helium ka atomic no. 2 hai but valency 0

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